CN104505767A - Operating tools for live connection of overhead insulated conductors - Google Patents

Abstract

The invention relates to an operation tool for live connection of an overhead insulated conductor, which comprises an insulated support rod and an insulated control rod, wherein the insulated support rod comprises a first operation rod, a base and a clamping assembly with adjustable clearance; the invention has the advantages that: pass through clamping component fixed connection with the fastener on the base on the insulating support pole, and through the nut on the ratchet spanner control fastener on the insulating control pole, only need make ratchet spanner work make the nut break through control component, only need two people to operate during the operation just can accomplish whole installation procedure, the waste of working strength and manpower has been reduced, and convenient to carry sets the clearance adjustable with clamping component, can adapt to the fastener of different models and install, and the practicality is improved, can adapt to the installation to the fastener under the circumstances of environment abominable such as present remote mountain area.

Description

Operating tools for live connection of overhead insulated conductors

technical field

The invention relates to an operating tool for live connection of overhead insulated conductors.

Background technique

In electric power and communication lines, wire clamps are usually used for connection and branching of overhead conductors. In terms of live connection technology for overhead lines, live connection work is generally carried out by means of insulated bucket trucks. The insulated bucket arm truck has the advantages of convenient lift-off, strong maneuverability, large operating range, high mechanical strength, and high electrical insulation performance. In recent years, insulated bucket arm trucks have been more and more widely used. However, in some places where the insulating bucket truck cannot be put in place and the insulating platform cannot be used, how to carry out the live work of the insulation piercing clamp has become a difficult point.

Contents of the invention

The technical problem to be solved by the present invention is to provide an operating tool for live connection of overhead insulated conductors, so as to solve the problem that the existing auxiliary device cannot be adapted to the installation of wire clips in harsh environments such as remote mountainous areas, and the auxiliary device requires a large amount of work for transportation. , high working intensity, not conducive to operation, and low safety performance.

In order to solve the above-mentioned technical problems, the present invention is achieved through the following technical solutions: the operating tool for live connection of overhead insulated conductors includes an insulating support rod for supporting the clamp and an insulation control rod for fastening the clamp rod, the insulating support rod includes a first operating rod, a base movably connected to the first operating rod, and a clamping assembly with an adjustable gap arranged on the base, and the insulating control rod includes a second operating rod, which is arranged on the base The ratchet wrench on the second operating lever, the second operating lever is provided with a control assembly for controlling the operation of the ratchet wrench, and the ratchet wrench is provided with an adjustment lever for controlling the rotation direction of the ratchet wrench.

Preferably, the control assembly includes a connecting rod that is movably connected to the second operating rod, a pull rod that is movably connected to the second operating rod, and the top end of the connecting rod is rotatably connected to the ratchet wrench through a pin shaft, The bottom end of the connecting rod is movably connected to the second operating rod through the movable assembly, the pull rod is fixedly connected to the movable assembly, and the pull rod controls the movable assembly to move on the second operating rod, so that the ratchet wrench works, the structure is simple, and the movement The utility model has the advantages of good effect, simple operation, low working intensity during operation, and can ensure that the operator can control the ratchet wrench with the least force, and the control effect is good.

Preferably, the movable assembly includes a first fixed piece, a second fixed piece, at least one movable wheel that is rotatably connected between the first fixed piece and the second fixed piece through a rotating shaft, and the pull rod is fixedly connected with the first fixed piece , the activity effect is good, it is convenient for the installation of the movable wheel, the first fixed piece and the second fixed piece are convenient for the installation and disassembly of the movable wheel, the replacement is convenient, the practical performance is good, and the pull rod can also be fixedly connected to the second fixed piece, which is convenient for the movable wheel on the second joystick.

Preferably, the second operating rod is provided with a lower limit block and an upper limit block to limit the movable travel of the movable wheel, and the outer side of the lower limit block is covered with an insulating sleeve that locks the pull rod in the lower limit block, The insulating sleeve is provided with at least one fixing hole matched with the pull rod, the insulating sleeve is provided with a locking belt for locking the pull rod in the fixing hole, and the inner wall of the locking belt is provided with a protective pad , through the setting of the upper limit block, the normal rotation of the ratchet wrench is guaranteed, the clamping between the movable component and the ratchet wrench is reduced, and the work intensity of the operator is reduced. The pull rod is locked in the insulating sleeve of the lower limit block, and Locked by the locking belt, the damage and detachment of the pull rod are reduced, the safety performance is high, and the protective pad is set, and the protective effect is good.

Preferably, it also includes a detachable first handle arranged on the second operating rod, the bottom end of the second operating rod is provided with a first fixed sleeve for the installation of the first handle, the first handle and the second A fixed sleeve is fixedly connected by threads, the bottom end of the first handle is provided with a first handle cover, and the middle part of the first handle is provided with a working limit sheath, which can adjust the position of the second operating rod according to different working environments. The height is adjusted and installed, and the setting of the sheath can reduce the contact between the pull rod and the first handle, reducing the damage of the pull rod and the lower handle. The first handle cover is easy for the operator to take, reducing friction, and the first fixed sleeve is reliable. , easy installation and disassembly, good reliability.

Preferably, the clamping assembly includes at least one lower clamping plate fixedly connected to the base, at least one upper clamping plate movably connected to the base, an adjustable gap is formed between the lower clamping plate and the upper clamping plate, each The lower clamping plate of the block is provided with an upward protruding protrusion used to prevent the clamp from falling off, and the first operating rod is provided with a screw rod that controls the movement of the upper clamping plate and is arranged on the base. The top of the operating rod is provided with a threaded hole for the screw to move, and the upper splint is adjusted to move on the base through the screw to form an adjustable gap between the upper splint and the lower splint, which can be installed with different clamps and has practical performance Well, the setting of the raised part prevents the wire clip from falling off the angle assembly during installation, reduces the wire clip falling from a high altitude, has high safety performance, and the screw is easy to operate and easy to install.

Preferably, a movable plate for controlling the movement of the upper splint is provided in the base, a push plate is provided at the top of the screw rod to push the movable plate movable, and a movable plate is provided on the screw rod between the base and the first operating rod. At least one adjusting nut controls the movable plate through the push plate to move the upper splint, and the effect of the movement is good. Compared with the contact surface between the screw and the upper splint, the pushing force is improved, the balance of the upper splint is improved, and the The loss is beneficial to the clamping of the included angle, and the setting of the adjusting nut has a good adjustment effect, reduces the contact between the base and the first operating rod, and reduces damage.

Preferably, the base is provided with a guide groove to control the movement of the upper splint on the base, the guide groove is a dovetail groove, and the top of the guide groove is provided with a pin that prevents the upper splint from deviating from the guide groove, avoiding the upper splint The inclination of the splint after the movement improves the angle effect, the structure of the dovetail groove is simple, the installation and disassembly are convenient, and the setting of the bolt reduces the separation of the upper splint from the guide groove during the movement and reduces the damage.

Preferably, the first operating rod includes a second main rod, a second handle detachable on the second main rod, and a second fixing sleeve for installing the second handle is provided at the bottom end of the second main rod, The bottom end of the second handle is provided with a second handle cover, which can be adjusted in height according to different working occasions, improves the practical performance, has a simple structure, and is convenient for installation and disassembly.

Preferably, the top of the first operating rod and the top of the second operating rod are provided with an insulating hook, through the setting of the insulating hook, when working for a long time, the first operating rod and the second operating rod can be hung on the The working wire is convenient for the operator to rest, reduces the overall working intensity of the first operating lever and the second operating lever during operation, has good use effect and simple structure.

To sum up, the advantages of the present invention are: the wire clip is fixedly connected to the base on the insulating support rod through the clamping assembly, and the nut on the wire clip is controlled by the ratchet wrench on the insulating control rod, only through the control assembly Make the ratchet wrench work so that the nut is pulled off, and only two people are required to complete the entire installation process during operation, which reduces the work intensity and waste of manpower, improves safety performance, and is easy to carry. The rotation direction of the ratchet wrench is controlled by the adjustment lever , so that it can adapt to different operators and installation conditions, and the clamping components are set to be adjustable in clearance, which can adapt to the installation of different types of clamps, improve the practical performance, and can adapt to the existing harsh environments such as remote mountainous areas The installation of the wire clip saves the cost.

Description of drawings

The present invention will be further described below in conjunction with accompanying drawing:

Fig. 1 is the structural representation of insulating control rod of the present invention;

Fig. 2 is the structural representation of movable assembly of the present invention;

Fig. 3 is a schematic structural view of the lower limit block of the present invention;

Fig. 4 is a structural schematic diagram of an insulating support rod of the present invention;

Fig. 5 is a schematic structural view of the clamping assembly of the present invention.

Detailed ways

As shown in Figure 1, Figure 2, Figure 3, Figure 4, and Figure 5, the operating tool for live connection of overhead insulated conductors includes an insulating support rod 1 for supporting the clamp and an insulating support rod 1 for fastening the clamp The insulating control rod 2, the insulating support rod 1 includes a first operating rod 11, a base 12 movably connected to the first operating rod 11, and a clamping assembly 3 with an adjustable gap arranged on the base 12, the insulating The control lever 2 includes a second operating lever 21, a ratchet wrench 22 arranged on the second operating lever 21, the second operating lever 21 is provided with a control assembly 4 for controlling the operation of the ratchet wrench 22, and the ratchet wrench 22 is provided with There is an adjusting rod 221 for controlling the rotation direction of the ratchet wrench 22, and the control assembly 4 includes a connecting rod 41 that is movably connected to the second operating rod 21, and a pull rod 42 that is movably connected to the second operating rod 21 with the control connecting rod 41. The top end of the connecting rod 41 is rotatably connected to the ratchet wrench 22 through the pin shaft 40, the bottom end of the connecting rod 41 is movably connected to the second operating rod 21 through the movable assembly 5, and the pull rod 42 is fixedly connected to the movable assembly 5 , the pull rod controls the movable component to move on the second operating rod, so that the ratchet wrench works, the structure is simple, the moving effect is good, the operation is simple, the work intensity required for operation is small, and it can ensure that the operator can operate the ratchet under the least force. The wrench is used to control, and the control effect is good. The movable assembly 5 includes a first fixed piece 51, a second fixed piece 52, and two movable wheels that are connected between the first fixed piece 51 and the second fixed piece 52 through a rotating shaft 53. 54, the pull rod 42 is fixedly connected with the first fixed piece 52, the movable effect is good, and it is convenient to install the movable wheel. Fixedly connected on the second fixed piece, it is convenient for the movable wheel to be flexibly connected on the second operating rod. The second operating rod 21 is provided with a lower limit block 7 and an upper limit block 6 that limit the movable wheel 54 movable stroke. The lower limit The outer side of the block 7 is coated with an insulating sleeve 71 that locks the pull rod 42 in the lower limit block 7. The insulating sleeve 71 is provided with a fixing hole 711 that matches the pull rod 42. On the insulating sleeve 71 There is a locking band 712 that locks the pull rod in the fixing hole. The inner wall of the locking band 712 is provided with a protective pad 713. Through the setting of the upper limit block, the normal rotation of the ratchet wrench is guaranteed and the movement is reduced. The clamping between the component and the ratchet wrench reduces the working intensity of the operator, locks the pull rod in the insulating sleeve of the lower limit block, and locks it through the locking belt, which reduces the damage and detachment of the pull rod, and has high safety performance. The setting of the protective pad has a good protective effect, and also includes a detachable first handle 20 arranged on the second operating rod 21, and the bottom end of the second operating rod 21 is provided with a first handle 20 for installation. Fixed sleeve 210, the first handle 20 and the first fixed sleeve 210 are fixedly connected by threads, the bottom end of the first handle 20 is provided with a first handle sleeve 200, and the middle part of the first handle 20 is provided with a working limit Bit sheath 201, according to different operations The environment adjusts and installs the height of the second operating rod, and the setting of the sheath can reduce the contact between the pull rod and the first handle, reducing the damage of the pull rod and the lower handle. The first handle cover is easy for the operator to take and reduces friction. , the connection of the first fixed sleeve is reliable, the installation and disassembly are convenient, and the reliability is good. The clamping assembly 3 includes two lower splints 31 fixedly connected to the base 12 and two upper splints 32 movably connected to the base 12 An adjustable gap 30 is formed between the lower clamping plate 31 and the upper clamping plate 32, and each lower clamping plate 31 is provided with an upwardly protruding protrusion 311 for preventing the wire clip from falling off. The first operating rod 11 is provided with the screw rod 8 that controls the movement of the upper splint 32 to be arranged on the base 12. The top of the first operating rod 11 is provided with a threaded hole for the screw rod 8 to move, and the upper splint is adjusted on the base by the screw rod. The upper movement makes an adjustable gap between the upper splint and the lower splint, which can be adapted to different clamps for installation, and has good practical performance. The wire clamp falls from a high altitude, has high safety performance, and the screw rod is easy to operate and easy to install. A movable plate 9 for controlling the movement of the upper splint 31 is provided in the base 12, and a pusher for pushing the movable plate 9 to move is provided on the top of the screw rod 8 . Plate 81, at least one adjustment nut 80 is provided on the screw rod 8 between the base 12 and the first operating rod 11, and the movable plate is controlled by the push plate to make the upper splint movable, and the movable effect is good, compared with the screw rod and the upper splint The contact surface improves the pushing force, improves the balance of the upper splint when it is moving, reduces the loss, and is conducive to the clamping of the included angle. The setting of the adjusting nut has a good adjustment effect and reduces the contact between the base and the first The contact between the operating rods reduces damage. The base 12 is provided with a guide groove 121 that controls the movement of the upper splint 31 on the base 12. The guide groove 121 is a dovetail groove, and the top of the guide groove 121 is provided with a There is a pin 122 that prevents the upper splint from detaching from the guide groove, which avoids the inclination of the upper splint after it moves, and improves the angle effect. The structure of the dovetail groove is simple, and it is easy to install and disassemble. , reduces damage, and also includes a second handle 13 detachable on the first operating rod 11, the bottom end of the first operating rod 11 is provided with a second fixing sleeve 110 for the second handle 13 to install, so The bottom end of the second handle 13 is provided with a second handle cover 130, which can be adjusted in height according to different working occasions, improves the practical performance, is simple in structure, and is easy to install and disassemble. The tops of the two operating rods 21 are provided with an insulating hook 10. When working for a long time, the first operating rod and the second operating rod can be hung on the work wires, which is convenient for the operator to rest, and reduces the first operating rod and the second operating rod during operation. The overall working strength of the second operating rod is good in use effect and simple in structure. It also includes a storage bag for placing the insulating control rod, the insulating support rod, the first handle and the second handle. The storage bag is provided with at least one strap. and at least one strap, the said placement bag is respectively set There is a control belt for locking the insulating control rod, the insulating support rod, the first handle and the second handle in the placement bag.

During operation, adjust the rotation direction of the ratchet wrench 22 through the adjustment lever 221, and generally adjust it to rotate clockwise during operation. According to the type of the clamp, the clamp is locked by adjusting the gap between the upper splint 31 and the lower splint 32 On the base 12, when adjusting, it is only necessary to control the push plate 81 through the bolt to drive the movable plate 9 to move the upper splint 31, and adjust the height of the first operating rod 11 and the height of the second operating rod 21 according to the height of the working environment. Just fix a second handle 13 on the first operating rod 11, and fix a first handle 20 on the second operating rod 21. When in use, insert the ratchet wrench 22 into the nut of the wire clip, and pull it through the pull rod 43 The movable component 5 is movable on the second operating rod 21, so that the ratchet wrench 22 twists the nut until the torque nut of the wire clip is broken, and the operations are performed sequentially to install it quickly and safely.

The wire clip is fixedly connected to the base on the insulating support rod through the clamping assembly, and the nut on the wire clip is controlled by the ratchet wrench on the insulation control rod, and the ratchet wrench is only required to work through the control assembly to make the nut be pulled off. Only two people are required to complete the entire installation process during operation, which reduces work intensity and manpower waste, improves safety performance, and is easy to carry. The rotation direction of the ratchet wrench is controlled by the adjustment lever, so that it can adapt to different operators and In the installation state, the clamping component is set to have an adjustable gap, which can be adapted to different types of wire clips for installation, improves practical performance, and can adapt to the installation of wire clips in harsh environments such as remote mountainous areas, saving costs.

Claims (10)

1. The operating tool for live connection of overhead insulated conductors is characterized in that it includes an insulating support rod (1) for supporting the clamp and an insulating control rod (2) for fastening the clamp. The insulating support rod (1) includes a first operating rod (11), a base (12) movably connected to the first operating rod (11), and a clamping assembly (3) provided on the base (12) with adjustable clearance , the insulating control lever (2) includes a second operating lever (21), a ratchet wrench (22) arranged on the second operating lever (21), and a control ratchet wrench is provided on the second operating lever (21) (22) The working control assembly (4), the ratchet wrench (22) is provided with an adjustment lever (221) for controlling the rotation direction of the ratchet wrench (22). 2. The operating tool for live connection of overhead insulated conductors according to claim 1, characterized in that: the control assembly (4) includes a connecting rod (41) movably connected to the second operating rod (21), a control connection The rod (41) is movably connected to the pull rod (42) on the second operating rod (21), and the top end of the connecting rod (41) is connected to the ratchet wrench (22) in rotation through a pin shaft (40). The bottom end of (41) is movably connected to the second operating rod (21) through the movable assembly (5), and the pull rod (42) is fixedly connected to the movable assembly (5). 3. The operating tool for live connection of overhead insulated conductors according to claim 2, characterized in that: the movable assembly (5) includes a first fixed piece (51), a second fixed piece (52), at least one through the rotating shaft (53) Rotate the movable wheel (54) connected between the first fixed piece (51) and the second fixed piece (52), and the pull rod (42) is fixedly connected with the first fixed piece (52). 4. The operating tool for live connection of overhead insulated conductors according to claim 3, characterized in that: the second operating rod (21) is provided with a lower limit block (7) for limiting the movable travel of the movable wheel (54) and The upper limit block (6), the outer side of the lower limit block (7) is coated with an insulating sleeve (71) for locking the pull rod (42) in the lower limit block (7), and the insulating sleeve (71) There is at least one fixing hole (711) matched with the pull rod (42), and the insulating sleeve (71) is provided with a locking strap (712) for locking the pull rod in the fixing hole. The locking strap A protective pad (713) is provided on the inner side wall of (712). 5. The operating tool for live connection of overhead insulated conductors according to any one of claims 1 to 5, characterized in that it further comprises a detachable first handle (20) arranged on the second operating lever (21) , the bottom end of the second operating rod (21) is provided with a first fixed sleeve (210) for the installation of the first handle (20), and the first handle (20) and the first fixed sleeve (210) are threaded Fixedly connected, the bottom end of the first handle (20) is provided with a first handle cover (200), and the middle part of the first handle (20) is provided with a working limit sheath (201). 6. The operating tool for live connection of overhead insulated conductors according to claim 1, characterized in that: the clamping assembly (3) includes at least one lower splint (31) fixedly connected to the base (12), at least An upper splint (32) movably connected on the base (12), an adjustable gap (30) is formed between the lower splint (31) and the upper splint (32), each of the lower splints (31 ) are provided with an upward protruding protrusion (311) used to prevent the clamp from falling off, and the first operating lever (11) is provided with a control upper splint (31) that is movable on the base (12) The screw rod (8) on the top, the top of the first operating rod (11) is provided with a threaded hole for the screw rod (8) to move. 7. The operating tool for live connection of overhead insulated conductors according to claim 6, characterized in that: the base (12) is provided with a movable plate (9) for controlling the movement of the upper splint (31), and the screw (8) The top is provided with a push plate (81) that pushes the movable plate (9) to move, and at least one adjusting nut is provided on the screw (8) between the base (12) and the first operating rod (11) (80). 8. The operating tool for live connection of overhead insulated conductors according to claim 6, characterized in that: the base (12) is provided with a guide groove (121) for controlling the movement of the upper splint (31) on the base (12). ), the guide groove (121) is a dovetail groove, and the top of the guide groove (121) is provided with a latch (122) that prevents the upper splint from breaking away from the guide groove. 9. The operating tool for live connection of overhead insulated conductors according to any one of claims 6 to 8, characterized in that it further comprises a second handle (13) detachable on the first operating rod (11), The bottom end of the first operating rod (11) is provided with a second fixed sleeve (110) for the installation of the second handle (13), and the bottom end of the second handle (13) is provided with a second handle cover (130). ). 10. The operating tool for live connection of overhead insulated conductors according to claim 1, characterized in that an insulating hook ( 10).